Solar System
Jupiter Could Be the Solar System's Oldest Resident
The early former may have set up just the right conditions for Earth to take shape
Now You Too Can Own a Piece of Space History
The engraver who inscribed Carl Sagan's and Frank Drake's 1973 message to extraterrestrials is now taking orders
Meet DeeDee, the Solar System's Newest Dwarf Planet (Maybe)
Though the tiny icy orb meets all the criteria, it has yet to receive the official designation
NASA Detects Microbe-Friendly Food Spouting From Saturn's Moon Enceladus
The Cassini spacecraft has detected the ingredients for life in sprays from the icy world
Take a Peek at the Auroras on Uranus
This composite image gives the best view yet of the seventh planet's atmospheric lights and ring
Hubble Snags Splendid Snapshot of Jupiter
The perfect photographic conditions make for a grand view of the gas giant
Mars May Have Had a Ring in the Past and Could Have One in the Future
The red planet's moon may have broken apart into a ring of debris and reformed several times over the planet's history
One of Saturn's Moons is Making Astronomers Hungry
New images of the tiny moon are drawing comparisons to a ravioli, empanadas, walnuts, hamburgers...nom, nom, nom
New Definition Would Make the Moon and Pluto Planets
A suggested update to the International Astronomical Union criteria would add over 100 planets to the solar system
When Humans Begin Colonizing Other Planets, Who Should Be in Charge?
The biggest threat humans pose to other worlds is what we don’t know—or what we think we know, but don’t
Fifteen Perfect Spots to Watch the Total Solar Eclipse as it Crosses the U.S. This Summer
One of the most exciting astronomical event in U.S. history is happening in August
Ancient Asteroid Collision Is Still Raining Space Rocks Down on Earth
A new study shows that today's meteorites considerably differ from those of the ancient past
Scientists Spot Massive Wave in Venus' Atmosphere
The 6,200-mile long bow-shaped wrinkle may have been caused by gravity waves
Earth's Moon Could Be Made From 20 Mini Moons
Our celestial buddy could have formed after multiple impacts—not one giant smash up
Check Out New Pictures of Saturn From Cassini’s Latest Orbit
New images of the ringed planet herald the spacecraft’s demise
Stargazers Help Track Down a Freshly Fallen Meteorite in Western Australia
A network of cameras and smartphone apps are helping Australian researchers hunt for space rocks
The Swirling Storm Above Saturn’s North Pole Changed Colors
The years-long shift may be a sign of changing seasons
Say Hello to Our Solar System’s Newest Dwarf Planet
Spotting the dwarf planet could help in the search for Planet Nine
After Two Years, Lost NASA Spacecraft Phones Home
Using the Deep Space Network, mission control has reestablished contact with the solar observatory STEREO-B
Kepler Just Found 104 New Planets Outside of Our Solar System
Is anyone home?
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